On the Reliability of the Book Content of the"Sikuquanshuzongmu" Fiction in Tang Dynasty

This paper compares the similarities differences of Sikuquanshuzongmu,Old Tang book Chronicles, and New Tang Dynasty ?Yiwen Zhi recorded in the Tang Dynasty fiction books,and then analyzes the credibility of Sikuquanshuzongmu in Tang Dynasty fiction class books,and found these books' overall credibility is relatively high,rather than a myth,which has some historical values.